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  1. Secant | Definition, Formulas, & Facts | Britannica

    secant, one of the six trigonometric functions, which, in a right triangle ABC, for an angle A, is sec A = length of hypotenuse/ length of side adjacent angle A. (The other five trigonometric …

  2. Trigonometric functions - Wikipedia

    The word tangent comes from Latin tangens meaning "touching", since the line touches the circle of unit radius, whereas secant stems from Latin secans —"cutting"—since the line cuts the circle.

  3. Secant function (sec) - Trigonometry - Math Open Reference

    In a right triangle, the secant of an angle is the length of the hypotenuse divided by the length of the adjacent side. In a formula, it is abbreviated to just 'sec'.

  4. Secant Formula - Concept, Formulae, Solved Examples

    Jul 23, 2025 · Secant is one of the six basic trigonometric ratios and its formula is secant (θ) = hypotenuse/base, it is also represented as, sec (θ). It is the inverse (reciprocal) ratio of the …

  5. Secant Formula - What is Secant Formula?, Examples - Cuemath

    When the length of the hypotenuse is divided by the length of the adjacent side, it gives the secant of the angle, of the right-angled triangle. Secant is denoted as 'sec'. Secant formula is …

  6. Secant (function) Definition (Illustrated Mathematics Dictionary)

    In a right angled triangle, the secant of an angle is: The length of the hypotenuse divided by the length of the adjacent side. The abbreviation is sec. sec (θ) = hypotenuse / adjacent. It is not …

  7. Secant and Cosecant - Algebrica

    Nov 22, 2025 · The secant function f (x) = sec (x) is defined as the reciprocal of the cosine function. It assigns to each angle x (measured in radians) the value 1 / cos (x).

  8. SECANT | definition in the Cambridge English Dictionary

    If from a point without a circle a secant is drawn, the product of the secant and its external segment is constant in whatever direction the secant is drawn.

  9. Secant Calculator

    The secant calculator is here to help you find the value of the secant function of a given angle.

  10. Secant Function sec x

    The definition of the secant function sec x and discussion of its properties such as period, asymptotes and phase shift are presented. Also an interactive tutorial to explore these …